CN100499838C - Method for controlling terminal user roaming in NGN network system - Google Patents

Method for controlling terminal user roaming in NGN network system Download PDF

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Publication number
CN100499838C
CN100499838C CNB2004800441653A CN200480044165A CN100499838C CN 100499838 C CN100499838 C CN 100499838C CN B2004800441653 A CNB2004800441653 A CN B2004800441653A CN 200480044165 A CN200480044165 A CN 200480044165A CN 100499838 C CN100499838 C CN 100499838C
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roaming
terminal
user
core control
control equipment
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CN101040539A (en
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李如俊
任国华
王忱
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ZTE Corp
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ZTE Corp
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W8/00—Network data management
    • H04W8/02—Processing of mobility data, e.g. registration information at HLR [Home Location Register] or VLR [Visitor Location Register]; Transfer of mobility data, e.g. between HLR, VLR or external networks
    • H04W8/08—Mobility data transfer
    • H04W8/12—Mobility data transfer between location registers or mobility servers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W8/00—Network data management
    • H04W8/18—Processing of user or subscriber data, e.g. subscribed services, user preferences or user profiles; Transfer of user or subscriber data
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W80/00—Wireless network protocols or protocol adaptations to wireless operation
    • H04W80/04—Network layer protocols, e.g. mobile IP [Internet Protocol]

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  • Engineering & Computer Science (AREA)
  • Databases & Information Systems (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Data Exchanges In Wide-Area Networks (AREA)
  • Small-Scale Networks (AREA)

Abstract

The present invention is a method of roaming control for terminal users in the NGN network system. The method consists of the follow steps: dividing the region in accordence with the IP address field;defining the roam type and the service attribute of the respective IP address fields of regions to which the terminal users roam; according to the roam type,defining the roam right of the terminal users in the core control devices;when the terminal registers to the core control device from one region, its IP address are uploaded to the core control device, so the core control device could get the roam type in accordence with the IP address;then judging whether the terminal user has such roam right of this roam type, if positive, then the register gets success,otherwise failing. When the terminal registers succefully,the terminal user could apply the network service as well as some service attribute of this region The present method could make the network core control device control and manege each terminal user to access the different regions.

Description

Method for controlling terminal user roaming in a kind of NGN network system
Technical field
The invention belongs to communication field, particularly under next generation network (NGN) architectural framework to the control method of mobile terminal roaming.
Background technology
Terminal use's roaming at present, generally be meant the roaming of mobile phone users between different regions, the roaming of mobile phone users is seamless moves, and when mobile phone users moves, can change its Network Access Point at any time and does not interrupt ongoing service conversation.
For the core control equipment soft switch in the NGN system architectural framework, it is based on Packet Switch Data Network, and is to be regardless of distance on data network, the region, the terminal use registers to Softswitch Anywhere in the whole world like this.For soft switch, all be the same to terminal use's processing.Soft switch does not at present provide the difference according to terminal use's access zone, the difference of the Internet resources of use, and do different processing.
Disclosure of the Invention
The control method that the purpose of this invention is to provide terminal user roaming in a kind of NGN network, the division that solves random zone in the NGN network system framework, the roaming problem that the terminal use inserts in zones of different, and to the problem of terminal use's roaming control.
To achieve these goals, the invention provides method for controlling terminal user roaming in a kind of NGN network system, the NGN network system comprises based on the core control equipment of Packet Switch Data Network and portable terminal; Its characteristics are that this method comprises the steps:
Step 1 is according to IP address field zoning;
Step 2 is provided with the roaming attribute of a terminal user roaming to each interior IP address field of each zone, and described roaming attribute comprises roaming type and service attribute;
Step 3 according to the roaming type that is provided with in the core control equipment, is provided with the roaming authority of a terminal use in the core control equipment, makes the corresponding a kind of roaming authority of each roaming type; These roaming authorities can make up arbitrarily simultaneously, form dissimilar roaming authorities;
Step 4, when this terminal from a zone when core control equipment is registered, the IP address of this terminal is uploaded to this core control equipment, if this IP address is not present in core control equipment, then registration failure; If this IP address is present in this core control equipment, this core control equipment draws roaming type that should terminal according to the IP address of this terminal;
Step 5 judges further whether this terminal use has the roaming authority of this roaming type, if having, then this terminal use succeeds in registration, otherwise registration failure; When this terminal use succeeded in registration, this terminal use can use the network service at this respective regions.
In the above-mentioned NGN network of the present invention in the method for controlling terminal user roaming, be to come the zoning with the IP address field, this zone has notion widely, be not limited to certain region, can be that a part of IP address field is formed in certain region, also can be that the IP address field or the part IP address field of one or more region formed.In certain zone one or more IP address field can be arranged, but certain IP address field only belongs in certain zone.This can be planned according to the situation of reality by operator, and on the different soft switchcall servers, planning can be inequality.
In the method for controlling terminal user roaming of the present invention further in certain region soft switchcall server, can flexible definition roam type, such as: roaming in the local network, local network is roamed outward, roaming inside the province, National roaming, international roaming etc., these can customize according to the situation of reality, and after these rule definitions were good, soft switchcall server was judged terminal use's roaming type according to these rules, the roaming type is corresponding with the user, same IP address field can be a kind of roaming type to a user, and can be other roaming type for other user, also can be local.
Further, in the method for controlling terminal user roaming of the present invention, also comprise management to the terminal use's of soft switchcall server roaming authority, difference according to the terminal user roaming type, terminal use's roaming authority also has dissimilar accordingly, that is to say in soft switchcall server, has how many kinds of roaming type, just has the how many kinds of roaming authority, in being set, soft switchcall server is provided with according to the user in the roaming authority, rather than be provided with according to terminal, each user can be provided with different roaming authorities.The user can access softswitch system with this user's terminal in having the roaming authority zone, uses the network service, and on the contrary in unallowed random zone, even terminal can access softswitch system, the user also can't use the network service.
Further, in method for controlling terminal user roaming of the present invention, visit terminal and mainly comprise H.248 protocol terminal, H.323 protocol terminal, Session Initiation Protocol terminal and MGCP protocol terminal.Each protocol terminal is registered to the network core control appliance on data network, the log-on message of terminal will comprise that the IP address of terminal uploads to soft switchcall server, soft switch according to the roaming attribute that the terminal use is provided with, obtains terminal use's roaming type after the authentication of finishing this terminal use.
Further, in method for controlling terminal user roaming of the present invention, comprised that also the terminal use is in the service attribute of random zone and the management of charging, when the terminal use leaves its attributed region, if in this area configurations the services of roaming attributes, then the terminal use is when the network service is used in this zone, then use this regional services of roaming attribute, such as the user who calls out the roaming place in the roaming place, then belong to local roaming call, and the user of calling ownership place then belongs to long-distance roaming call.Accounting management for the roaming terminal user, then according to user's the roaming that whether taken place, the type of roaming, the types of network services of using, the network core control appliance is written to these terminal user roaming information in the CDR file, charge according to these information and corresponding charging policy in the charging center.
Further, in method for controlling terminal user roaming of the present invention, if this terminal has a plurality of users, roaming authority is each user who controls on the terminal, needing only on the terminal in the time of registration has a user to have corresponding roaming authority, this terminal just can be roamed registration so, the user who only has roaming authority after succeeding in registration can call out and other business, and for other users that do not have roaming authority, even the endpoint registration success, this class user can not call out the business with other.
Further, in method for controlling terminal user roaming of the present invention, if terminal is in the soft switchcall server registration, be by Border Gateway such as BGW etc., then this moment is for soft switchcall server, the just registration of seeing of the IP address of Border Gateway, soft switchcall server can't be told certain concrete IP address of terminal, therefore need Border Gateway to do some processing, the actual registered IP reporting address of terminal just can be distinguished each terminal that is registered to soft switchcall server by Border Gateway to the such soft switchcall server of soft switchcall server, thereby can carry out roaming management and control the user on these terminals.
The present invention adopts said method, roaming to the terminal use manages and controls, and then the limiting terminal user can insert core control equipment in some zone, the service of use network, and just cannot insert core control equipment, thereby just can not use the network service in some other zones.Simultaneously, when the terminal use inserts core control equipment in different zones, will have different authorities, service attribute and different charging policy according to the difference in zone.
Because the present invention has adopted according to IP address field zoning, define the way of the roaming type in each zone, make the network core control appliance to control and to manage in the access of zones of different to each terminal use.
Brief Description Of Drawings
Fig. 1 is realization flow figure of the present invention;
Fig. 2 is the system configuration schematic diagram that terminal directly inserts the next generation network core control equipment that roaming function is provided;
Fig. 3 is terminal inserts the next generation network core control equipment that roaming function is provided by Border Gateway a system configuration schematic diagram.
Realize best mode of the present invention
The present invention is described in further detail below in conjunction with accompanying drawing:
Fig. 1 has provided the flow chart of method of the present invention.As shown in Figure 1, wherein:
At step S1, come the zoning with the IP address field, this zone has notion widely, is not limited to certain region, can be that a part of IP address field is formed in certain region, also can be that the IP address field or the part IP address field of one or more region formed.In certain zone one or more IP address field can be arranged, but certain IP address field only belongs in certain zone.This can be planned according to the situation of reality by operator, and on different core control equipments, planning can be different.
At step S2, the definition terminal user roaming arrives the roaming attribute of each IP address field in each zone and the service attribute of the terminal use in each IP address field etc. in soft switchcall server.Wherein, described roaming attribute comprises the roaming type.Here, the roaming type can define neatly, such as: roaming in the local network, local network is roamed outward, roaming inside the province, National roaming, international roaming etc., these can customize according to the situation of reality, and after these rule definitions were good, soft switchcall server was judged terminal use's roaming type according to these rules, the roaming type is corresponding with the user, same IP address field can be a kind of roaming type to a user, and can be other roaming type for other user, also can be local.
At step S3, according to the definition of the roaming type in the core control equipment, terminal use's roaming authority in the definition core control equipment, the wherein corresponding a kind of roaming authority of each roaming type, these roaming authorities can make up arbitrarily simultaneously, form dissimilar roaming authorities.
Like this, can realize management to the terminal use's of soft switchcall server roaming authority.Difference according to the terminal user roaming type, terminal use's roaming authority also correspondingly has different types, that is to say in soft switchcall server, has how many kinds of roaming type, just has the how many kinds of roaming authority, be provided with according to the user in the roaming authority in soft switchcall server is set, rather than be provided with according to terminal, each user can be provided with different roaming authorities.The user can access softswitch system with this user's terminal in having the roaming authority zone, uses the network service, and on the contrary in unallowed random zone, even terminal can access softswitch system, the user also can't use the network service.Therefore, in core control equipment,, control on each user the control of roaming authority.
At step S4, when terminal was registered to core control equipment, terminal was uploaded to core control equipment with its IP address.
At step S5, whether the core control equipment inquiry wherein comprises this IP address.
At step S6, if core control equipment comprises the IP address that terminal is uploaded, then obtain the roaming type of this terminal, if do not comprise, then endpoint registration failure.
At step S7, after obtaining the roaming type of terminal, judge further whether the user of this terminal has the roaming authority of this roaming type.
At step S8, if the user of this terminal has the roaming authority of this roaming type, then this endpoint registration success, otherwise registration failure.
At step S9, after the endpoint registration success, the terminal use can use the network service.
At step S10, if this terminal has a plurality of users, roaming authority is each user who controls on the terminal, needing only on the terminal in the time of registration has a user to have corresponding roaming authority, this terminal just can be roamed registration so, after succeeding in registration, judge whether each user has the authority of using this network service.The user who only has roaming authority can call out and other business, and for other users that do not have roaming authority, even the endpoint registration success, this class user can not call out the business with other.
At step S11, when the user used the network service in the roaming place when, the user can use some service attributes of roaming place.
At step S12, core control equipment records user's roaming information in the CDR file.
At step S13, the terminal use uses network to finish.
In the methods of the invention, terminal mainly comprises H.248 protocol terminal, H.323 protocol terminal, Session Initiation Protocol terminal and MGCP protocol terminal.Each protocol terminal is registered to the network core control appliance on data network, the log-on message of terminal will comprise that the IP address of terminal uploads to soft switchcall server, soft switch according to the roaming attribute that the terminal use is provided with, obtains terminal use's roaming type after the authentication of finishing this terminal use.
In the method for the invention, comprised that also the terminal use is in the service attribute of random zone and the management of charging, when the terminal use leaves its attributed region, if in this area configurations the services of roaming attributes, then the terminal use then uses this regional services of roaming attribute when network service is used in this zone, such as the user who calls out the roaming place in the roaming place, then belong to local roaming call, and call out the user of ownership place, then belong to long-distance roaming call.Accounting management for the roaming terminal user, then according to user's the roaming that whether taken place, the type of roaming, the types of network services of using, the network core control appliance is written to these terminal user roaming information in the CDR file, charge according to these information and corresponding charging policy in the charging center.
In the method for the invention, if terminal is in the soft switchcall server registration, be by Border Gateway such as B G W etc., then this moment is for soft switchcall server, the just registration of seeing of the IP address of Border Gateway, soft switchcall server can't be told certain concrete IP address of terminal, therefore need Border Gateway to do some processing, with the actual registered IP reporting address of terminal to soft switchcall server, soft switchcall server just can be distinguished each terminal that is registered to soft switchcall server by Border Gateway like this, thereby can carry out roaming management and control to the user on these terminals.
Fig. 2 is terminal T1 of the present invention directly inserts the core control equipment of the next generation network with roaming function on IP network a system configuration schematic diagram.Be with two users to be respectively Sub1 and Sub2 under the terminal T1, terminal T1 is for registering the user of core control equipment SS1 in regional A, and regional A is the ownership place of terminal T1, and its IP address field is 202.202.*.*; Area B and zone C are the zones that terminal T1 has roaming authority, and its IP address field is respectively 192.192.*.* and 100.100.*.*, and wherein user Sub1 has the roaming authority in the area B, and user Sub2 then has the roaming authority in the zone C; T1 does not have roaming authority in the region D terminal, and its IP address field is 197.197.*.*.
This moment, the configuration of IP address area table was as shown in table 1:
Table 1
Network No. Area code The IP address Subnet mask Note
1 1 202.202.0.0 255.255.0.0 Zone A
1 2 192.192.0.0 255.255.0.0 Area B
1 3 100.100.0.0 255.255.0.0 Zone C
1 4 197.197.0.0 255.255.0.0 Region D
The configuration of roaming attribute list this moment is as shown in table 2:
Table 2
Attribute templates number The IP address Subnet mask The roaming type
1 202.202.0.0 255.255.0.0 Roaming in the local network
1 192.192.0.0 255.255.0.0 Roaming inside the province
1 100.100.0.0 255.255.0.0 National roaming
1 197.197.0.0 255.255.0.0 International roaming
Wherein, user Sub1 and Sub2 dispose the template used in the roaming attribute list number 1, and Sub1 user's roaming authority is configured to: roaming in the local network+roaming inside the province, and Sub2 user's roaming authority is configured to: roaming+National roaming in the local network.
Describing terminal T1 below respectively roams into area B and the C from ownership place zone A and roams into the region D to the register flow path of core control equipment SS1 and the call flow of user Sub1 and Sub2 from ownership place zone A to the register flow path of core control equipment SS1 and call flow, the terminal T1 of user Sub1 and Sub2 to the registration of core control equipment SS1 and call flow, the terminal T1 of user Sub1 and Sub2 in the A of ownership place zone.
(1) terminal T1 in the A of ownership place zone to register flow path and the user Sub1 of terminal T1 and the call flow of Sub2 of core control equipment SS1.
When terminal T1 registers to core control equipment SS1 by IP network in regional A, terminal T1 is reported to core control equipment SS1 with the IP address 202.202.*.* of oneself, core control equipment SS1 question blank 1, obtaining this IP address drops in the IP address field of regional A, according to the roaming attribute templates number and the IP address lookup table 2 that are two the user Sub1 of terminal T1 and Sub2 appointment, what judge user Sub1 and Sub2 generation is roaming in the local network, the register flow path of the terminal T1 of this moment is identical with the register flow path of normal terminal, after terminal T1 succeeds in registration, two user Sub1 that wear on it and the roaming state of Sub2 are roaming in the local network, and this moment, these two users' the call flow and the call flow of normal users were identical.
(2) terminal T1 roams into area B and register flow path from the C to core control equipment SS1 and the user Sub1 of terminal T1 and the call flow of Sub2 from ownership place zone A.
When terminal T1 from regional A roam into area B and C by IP network when core control equipment SS1 registers, because area B and C are not the ownership place of terminal T1, this moment, terminal T1 belonged to the roaming registration, the register flow path of this moment is, terminal T1 is with the IP address of oneself, when the B zone is 192.192.*.*, when the C zone is 100.100.*.*, the relevant information that also has other, all be reported to core control equipment SS1, core control equipment SS1 is after receiving these information, at first according to the IP address of IP address lookup table 1 this locality that to obtain these two IP address fields be not terminal T1, and according to the roaming type that further obtains terminal T1 for the roaming template of the user Sub1 of terminal T1 and Sub2 configuration number and IP address lookup table 2, the roaming authority of inquiry terminal T1 then, because terminal T1 has the roaming authority in B and C zone, so judging, the authority in the time of registration just passed through, terminal T1 succeeds in registration, and the state that core control equipment SS1 revises terminal T1 is the IP address of corresponding roaming state and its registration.When terminal T1 after area B succeeds in registration, user Sub1 has the roaming authority in the area B, can call out and wait the network service, and user Sub1 uses the service attribute use network service of area B.And user Sub2 does not have the roaming authority in the area B, and then user Sub2 can not use the network service in area B.When terminal T1 after zone C succeeds in registration, user Sub2 has the roaming authority in the zone C, can call out and wait the network service, and user Sub2 uses the service attribute use network service of zone C.And user Sub1 is owing to the roaming authority that does not have in the zone C, so can not use the network service in zone C.
(3) terminal T1 roams into register flow path from the region D to core control equipment SS1 and the user Sub1 of terminal T1 and the call flow of Sub2 from ownership place zone A.
When terminal T1 roams into region D from regional A, by IP network when core control equipment SS1 registers, because region D is not the ownership place of terminal, this moment, terminal T1 belonged to the roaming registration, the register flow path of this moment is, terminal T1 also has other relevant information with the IP address 197.197.*.* of terminal, all is reported to core control equipment SS1.Core control equipment SS1 is after receiving these information, at first obtaining this IP address field according to IP address lookup table 1 is not local IP address, obtain this terminal use's roaming type then according to IP address and user's roaming attribute templates question blank 2, then inquiry terminal T1 goes up the roaming authority of user Sub1 and Sub2, because terminal T1 goes up the authority that the neither one user has the region D of roaming into, therefore core control equipment SS1 returns no roaming authority to terminal T1, and the refusal terminal is in the registration of region D.Because terminal T1 do not succeed in registration, so two user Sub1 on the terminal T1 and Sub2 can't call out and other business.
When terminal T1 among Fig. 3 is in the C zone, register to core control equipment SS1 by Border Gateway BG1, the IP address of terminal that receive for network core control appliance SS1 this moment is the IP address 219.150.172.66 of Border Gateway BG1, and the real ip address 100.100.*.* of terminal T1, the network core device is judged the registration area ` of terminal according to the real ip address of terminal T1, and then obtains the roaming type of terminal.Because terminal T1 has roaming authority in zone C, so terminal T1 succeeds in registration.When terminal T1 after zone C succeeds in registration, user Sub2 has the roaming authority in the zone C, can call out and wait the network service, and user Sub2 uses the service attribute use network service of zone C.And user Sub1 does not have the roaming authority in the zone C, and then user Sub1 can not use the network service in zone C.
Certainly; the present invention also can have other various embodiments; under the situation that does not deviate from spirit of the present invention and essence thereof; those of ordinary skill in the art work as can make various corresponding changes and distortion according to the present invention, but these corresponding changes and distortion all should belong to the protection range of the appended claim of the present invention.
Industrial applicability
The present invention can be applicable in the architectural framework of NGN network system, in order to realize management and the control to terminal user roaming in the NGN network. The present invention has adopted according to IP address field zoning, defines the method for the roaming type in each zone, so that the network core control appliance can be controlled and manage in the access of zones of different each terminal use.

Claims (10)

1, method for controlling terminal user roaming in a kind of NGN network system, the NGN network system comprises based on the core control equipment of Packet Switch Data Network and portable terminal; It is characterized in that this method comprises the steps:
Step 1 is according to IP address field zoning;
Step 2 is provided with the roaming attribute of a terminal user roaming to each interior IP address field of each zone, and described roaming attribute comprises roaming type and service attribute;
Step 3 according to the roaming type that is provided with in the core control equipment, is provided with the roaming authority of a terminal use in the core control equipment, makes the corresponding a kind of roaming authority of each roaming type;
Step 4, when this terminal from a zone when core control equipment is registered, the IP address of this terminal is uploaded to this core control equipment, if this IP address is not present in core control equipment, then registration failure; If this IP address is present in this core control equipment, this core control equipment draws roaming type that should terminal according to the IP address of this terminal;
Step 5 judges further whether this terminal use has the roaming authority of this roaming type, if having, then this terminal use succeeds in registration, otherwise registration failure; When this terminal use succeeded in registration, this terminal use can use the network service at respective regions.
2, method for controlling terminal user roaming in the NGN network system according to claim 1 is characterized in that, after the terminal use succeeded in registration, when a terminal had a plurality of user, the user who only has corresponding roaming authority can carry out the network service.
3, method for controlling terminal user roaming in the NGN network system according to claim 1 is characterized in that, when described terminal use used the network service in the roaming place, this terminal use can use the roaming place service attribute; And the network core control appliance records user's roaming information in the CDR file simultaneously.
4, method for controlling terminal user roaming in the NGN network system according to claim 1, it is characterized in that, in described step 1, described zone is made up of the IP address field or the part IP address field of one or more region, one or more IP address field is arranged in the zone, but an IP address field only belongs in the zone.
5, method for controlling terminal user roaming in the NGN network system according to claim 1 is characterized in that, in described step 2, described roaming type comprises again in the local network that roaming, local network are roamed outward, roaming inside the province, National roaming, international roaming.
6, method for controlling terminal user roaming in the NGN network system according to claim 1 is characterized in that, described roaming authority can combination in any, forms dissimilar roaming authorities.
7, according to method for controlling terminal user roaming in claim 1,2,3,4, the 5 or 6 described NGN network systems, it is characterized in that, H.248 described terminal comprises protocol terminal, H.323 protocol terminal, Session Initiation Protocol terminal and MGCP protocol terminal, described terminal is when this core control equipment registration, the log-on message of described terminal will comprise that the IP address of terminal uploads to this core control equipment, this core control equipment is after the authentication of finishing this terminal use, according to the roaming attribute that the terminal use is provided with, obtain terminal use's roaming type.
8, method for controlling terminal user roaming in the NGN network system according to claim 3 is characterized in that, also comprises the charging controlled step at random zone to the terminal use.
9, method for controlling terminal user roaming in the NGN network system according to claim 1 is characterized in that described terminal has a plurality of users, and described roaming authority controls to each user on the described terminal; As long as have a user to have corresponding roaming authority on the terminal, so described terminal just can be roamed registration in the time of registration, and the user who only has roaming authority after succeeding in registration can call out and other business.
10, method for controlling terminal user roaming in the NGN network system according to claim 1 and 2, it is characterized in that, described terminal by Border Gateway to the registration of this core control equipment, described Border Gateway will be with the actual registered IP reporting address of described terminal to this core control equipment so that this core control equipment can be discerned the IP address of this terminal.
CNB2004800441653A 2004-11-30 2004-11-30 Method for controlling terminal user roaming in NGN network system Expired - Fee Related CN100499838C (en)

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EP1821552A4 (en) 2010-07-28
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US7715839B2 (en) 2010-05-11
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